DK398277A - PUMP CONSTRUCTION - Google Patents

PUMP CONSTRUCTION

Info

Publication number
DK398277A
DK398277A DK398277A DK398277A DK398277A DK 398277 A DK398277 A DK 398277A DK 398277 A DK398277 A DK 398277A DK 398277 A DK398277 A DK 398277A DK 398277 A DK398277 A DK 398277A
Authority
DK
Denmark
Prior art keywords
pump construction
pump
construction
Prior art date
Application number
DK398277A
Other languages
Danish (da)
Other versions
DK146454B (en
DK146454C (en
Inventor
A H Wakeman
L R Heiliger
Original Assignee
Crepaco
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Crepaco filed Critical Crepaco
Publication of DK398277A publication Critical patent/DK398277A/en
Publication of DK146454B publication Critical patent/DK146454B/en
Application granted granted Critical
Publication of DK146454C publication Critical patent/DK146454C/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C13/00—Adaptations of machines or pumps for special use, e.g. for extremely high pressures
    • F04C13/001—Pumps for particular liquids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C13/00—Adaptations of machines or pumps for special use, e.g. for extremely high pressures
    • F04C13/005—Removing contaminants, deposits or scale from the pump; Cleaning
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C2/00—Rotary-piston machines or pumps
    • F04C2/08—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing
    • F04C2/12—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type
    • F04C2/126—Rotary-piston machines or pumps of intermeshing-engagement type, i.e. with engagement of co-operating members similar to that of toothed gearing of other than internal-axis type with radially from the rotor body extending elements, not necessarily co-operating with corresponding recesses in the other rotor, e.g. lobes, Roots type

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Details And Applications Of Rotary Liquid Pumps (AREA)
  • Rotary Pumps (AREA)
  • Reciprocating Pumps (AREA)
  • Details Of Reciprocating Pumps (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
DK398277A 1976-09-15 1977-09-07 GEAR PUMP DK146454C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/723,456 US4073605A (en) 1976-09-15 1976-09-15 Rotary pump construction with cleaning feature
US72345676 1976-09-15

Publications (3)

Publication Number Publication Date
DK398277A true DK398277A (en) 1978-03-16
DK146454B DK146454B (en) 1983-10-10
DK146454C DK146454C (en) 1984-03-19

Family

ID=24906348

Family Applications (1)

Application Number Title Priority Date Filing Date
DK398277A DK146454C (en) 1976-09-15 1977-09-07 GEAR PUMP

Country Status (5)

Country Link
US (1) US4073605A (en)
JP (1) JPS6011236B2 (en)
DE (1) DE2721770C2 (en)
DK (1) DK146454C (en)
GB (1) GB1532911A (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4336004A (en) * 1979-12-26 1982-06-22 The Bendix Corporation Movable end plate for a vacuum pump
JPS56168148A (en) * 1980-05-29 1981-12-24 Joko:Kk Automatic starting method of immunity nephelometric device
US4400147A (en) * 1981-03-25 1983-08-23 Binks Manufacturing Company Flushable rotary gear pump
SE462343B (en) * 1985-12-10 1990-06-11 Svenska Rotor Maskiner Ab SCREW COMPRESSOR FOR INTERMITTENT OPERATION
DE4218855A1 (en) * 1992-06-09 1993-12-16 Carl Enke Gmbh Pumpen Und Gebl Rotary piston pump for fluids containing abrasive solids - uses rotary pistons with peripheral profiled layers in form of waves or teeth
DE4423096A1 (en) * 1994-07-01 1996-01-04 Alois Boerger Rotary pump esp. for fluids with solid content
IT1285662B1 (en) * 1996-04-04 1998-06-18 Catta 27 S R L HYDRAULIC PUMP, PARTICULARLY OF THE LOBE TYPE, WITH PREPARATIONS FOR AUTOMATIC INTERNAL WASHING AND WITH MALFUNCTION LIGHTS,
US6120272A (en) * 1998-08-10 2000-09-19 Gallardo; Arturo Pump-motor for fluid with elliptical members
DE19842016A1 (en) * 1998-09-14 2000-03-16 Backes Claus H High efficiency gear pump suited to medical applications combines best attributes of peristaltic and piston pumps, by including resilience and oversize in rotor combination, eliminating leakage
US6328547B1 (en) * 1999-04-08 2001-12-11 Nakanin Co. Ltd Rotary pump
DE60014742T2 (en) * 1999-04-08 2006-03-09 Nakakin Co., Ltd. rotary pump
US6688851B2 (en) 2001-12-28 2004-02-10 Visteon Global Technologies, Inc. Oil pump for controlling planetary system torque
WO2004106742A1 (en) * 2003-05-29 2004-12-09 Fristam Pumps, Inc. Rotary piston pump with pressure relief
ITTO20080911A1 (en) * 2008-12-09 2010-06-10 Vhit S P A Unipersonale VACUUM PUMP WITH MOBILE LID
CN103375404B (en) * 2012-04-30 2017-12-01 伊顿公司 Positive displacement pump assemblies with the removable end plate for rotor cover clearance control
CN107061261B (en) * 2017-04-30 2019-05-10 南京华纳机电设备制造有限公司 A kind of gear pump with variable capacity
DE202022106643U1 (en) * 2022-11-28 2023-03-28 KSB SE & Co. KGaA 3D printed rotors with hollow structure

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1475683A (en) * 1919-08-02 1923-11-27 Carrey Rotory Engine Company Rotary air compressor
DE436339C (en) * 1925-02-24 1926-10-29 Gustav Appel Gear pump, especially for conveying viscose, with a disc that holds the gearwheels
DE450436C (en) * 1925-08-12 1927-10-08 Gustav Appel Process to relieve the gears and shafts of gear pumps from unidirectional pressures
US1694805A (en) * 1927-04-01 1928-12-11 Wiltse Appliance Company Fuel-supply system for internal-combustion engines
US1771863A (en) * 1927-06-03 1930-07-29 Patiag Patentverwertungs Und I Rotary pump
US2098652A (en) * 1935-08-13 1937-11-09 Buckbee John Calvin Rotary pump
US2642001A (en) * 1950-01-25 1953-06-16 Bump Pump Co Pump by-passing assemblage
US2848952A (en) * 1953-05-29 1958-08-26 Creamery Package Mfg Co Pump construction
US2786553A (en) * 1954-01-11 1957-03-26 Wilford E Beattie Fluid pressure controlled gear brake
FR1369310A (en) * 1960-04-07 1964-08-14 Petit & Cie S A R L A Method of fitting out a positive displacement pump and variable flow pump thus obtained
SE366094B (en) * 1972-08-18 1974-04-08 Alfa Laval Ab

Also Published As

Publication number Publication date
DE2721770A1 (en) 1978-03-16
JPS6011236B2 (en) 1985-03-23
DK146454B (en) 1983-10-10
DE2721770C2 (en) 1984-09-27
GB1532911A (en) 1978-11-22
JPS5336008A (en) 1978-04-04
US4073605A (en) 1978-02-14
DK146454C (en) 1984-03-19

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Legal Events

Date Code Title Description
PBP Patent lapsed